In pci_get_kernel_driver_by_path(), the available memory size of
dri_name should be strlen(name + 1) + 1, not the size of the
pointer (8 bytes), so "vfio-pci" is truncated to "vfio-pc"
ended with number 0.
This patch fixes it.
Fixes: fe5f777b5383 ("bus/pci: replace strncpy by strlcpy")
Cc: [email protected]
Signed-off-by: Wei Dai <[email protected]>
---
drivers/bus/pci/linux/pci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/bus/pci/linux/pci.c b/drivers/bus/pci/linux/pci.c
index a73ee49..cc6b383 100644
--- a/drivers/bus/pci/linux/pci.c
+++ b/drivers/bus/pci/linux/pci.c
@@ -54,7 +54,7 @@ pci_get_kernel_driver_by_path(const char *filename, char
*dri_name)
name = strrchr(path, '/');
if (name) {
- strlcpy(dri_name, name + 1, sizeof(dri_name));
+ strlcpy(dri_name, name + 1, strlen(name + 1) + 1);
return 0;
}
--
2.5.5
